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2009-08-28 Vladimir Serbinenko <phcoder@gmail.com>

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1-bit optimised blitters.

	* include/grub/fbblit.h (grub_video_fbblit_replace_32bit_1bit): New
	prototype.
	(grub_video_fbblit_replace_24bit_1bit): Likewise.
	(grub_video_fbblit_replace_16bit_1bit): Likewise.
	(grub_video_fbblit_replace_8bit_1bit): Likewise.
	(grub_video_fbblit_blend_XXXA8888_1bit): Likewise.
	(grub_video_fbblit_blend_XXX888_1bit): Likewise.
	(grub_video_fbblit_blend_XXX565_1bit): Likewise.
	* video/fb/fbblit.c (grub_video_fbblit_replace_32bit_1bit): New
	function.
	(grub_video_fbblit_replace_24bit_1bit): Likewise.
	(grub_video_fbblit_replace_16bit_1bit): Likewise.
	(grub_video_fbblit_replace_8bit_1bit): Likewise.
	(grub_video_fbblit_blend_XXXA8888_1bit): Likewise.
	(grub_video_fbblit_blend_XXX888_1bit): Likewise.
	(grub_video_fbblit_blend_XXX565_1bit): Likewise.
	* video/fb/video_fb.c (common_blitter): Use 1-bit optimised blitters
	when possible.
	* video/video.c (grub_video_get_blit_format): Return
	GRUB_VIDEO_BLIT_FORMAT_1BIT_PACKED if bpp = 1.
This commit is contained in:
phcoder 2009-08-28 13:54:20 +00:00
parent a57da43f0d
commit e7c69859a2
5 changed files with 728 additions and 0 deletions
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66
video/fb/video_fb.c
View file

@ -587,6 +587,37 @@ common_blitter (struct grub_video_fbblit_info *target,
return;
}
}
else if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_1BIT_PACKED)
{
if (target->mode_info->bpp == 32)
{
grub_video_fbblit_replace_32bit_1bit (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->bpp == 24)
{
grub_video_fbblit_replace_24bit_1bit (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->bpp == 16)
{
grub_video_fbblit_replace_16bit_1bit (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->bpp == 8)
{
grub_video_fbblit_replace_8bit_1bit (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
}
/* No optimized replace operator found, use default (slow) blitter. */
grub_video_fbblit_replace (target, source, x, y, width, height,
@ -674,6 +705,41 @@ common_blitter (struct grub_video_fbblit_info *target,
return;
}
}
else if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_1BIT_PACKED)
{
if (target->mode_info->blit_format
== GRUB_VIDEO_BLIT_FORMAT_BGRA_8888
|| target->mode_info->blit_format
== GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
grub_video_fbblit_blend_XXXA8888_1bit (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format
== GRUB_VIDEO_BLIT_FORMAT_BGR_888
|| target->mode_info->blit_format
== GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
grub_video_fbblit_blend_XXX888_1bit (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format
== GRUB_VIDEO_BLIT_FORMAT_BGR_565
|| target->mode_info->blit_format
== GRUB_VIDEO_BLIT_FORMAT_RGB_565)
{
grub_video_fbblit_blend_XXX565_1bit (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
}
/* No optimized blend operation found, use default (slow) blitter. */
grub_video_fbblit_blend (target, source, x, y, width, height,